MRF1550NT1 Freescale Semiconductor, MRF1550NT1 Datasheet - Page 6

• Manufacturer Part Number: MRF1550NT1
• Description: IC MOSFET RF N-CHAN TO272-6 WRAP
• Manufacturer: Freescale Semiconductor

Specifications of MRF1550NT1

• Transistor Type: N-Channel
• Frequency: 175MHz
• Gain: 14.5dB
• Voltage - Rated: 40V
• Current Rating: 12A
• Current - Test: 500mA
• Voltage - Test: 12.5V
• Power - Output: 50W
• Package / Case: TO-272-6 wrap
• Drain Source Voltage Vds: 40V
• Continuous Drain Current Id: 12A
• Power Dissipation Pd: 165W
• Operating Frequency Range: 135MHz To 175MHz
• Rohs Compliant: Yes
• Channel Type: N
• Channel Mode: Enhancement
• Continuous Drain Current: 12A
• Drain Source Voltage (max): 40V
• Output Power (max): 50W
• Power Gain (typ)@vds: 14.5dB
• Frequency (max): 175MHz
• Package Type: TO-272 WARP EP
• Pin Count: 6
• Input Capacitance (typ)@vds: 500@12.5VpF
• Output Capacitance (typ)@vds: 250(Max)@12.5VpF
• Reverse Capacitance (typ): 35(Max)@12.5VpF
• Operating Temp Range: -65C to 200C
• Drain Efficiency (typ): 55%
• Mounting: Screw
• Number Of Elements: 1
• Power Dissipation (max): 165000mW
• Vswr (max): 20
• Screening Level: Military
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Noise Figure: -
• Lead Free Status / Rohs Status: Compliant

MRF1550NT1 MRF1550FNT1
6
Figure 11. Series Equivalent Input and Output Impedance
Input
Matching
Network
Z
Z
Z
in
OL
OL
*
* = Complex conjugate of the load
V
MHz
= Complex conjugate of source
135
155
175
DD
f = 175 MHz
f
= 12.5 V, I
impedance.
impedance at given output power,
voltage, frequency, and η
Z
in
f = 135 MHz
4.1 + j0.5
4.2 + j1.7
3.7 + j2.3
Device
Under Test
DQ
Z
= 500 mA, P
Ω
in
f = 175 MHz
f = 135 MHz
Z
OL
out
1.0 + j0.6
1.2 + j0.9
0.7 + j1.1
*
Z
= 50 W
OL
Ω
D
Z
Z
in
> 50 %.
o
*
= 10 Ω
Output
Matching
Network
Freescale Semiconductor
RF Device Data